package com.sf.mapper;

import org.apache.ibatis.annotations.Param;

import java.math.BigDecimal;

public interface AmountMapper {
    //转出
    void transDerc(@Param("userId") Long userId, @Param("amount") BigDecimal amount);
   //转入
    void transAdd(@Param("userId") Long userId, @Param("amount") BigDecimal amount);
}
